Llvm opcode enums 1: 83: tablegen and namespaces. I’ve been comparing the IBM z/Architecture Reference Summary (SA22-7871-08) to the output of “llvm-tblgen SystemZ. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry -enums llvm-pdbutil-pretty command line option-exclude-compilands=<string> llvm-pdbutil-pretty command line option-exclude-symbols=<string> llvm-pdbutil-pretty command line option -opcode-index=<LLVM opcode index> llvm-exegesis command line option-opcode-name=<opcode name 1>,<opcode name 2>, Bindings to LLVM’s C API. TableGen runs just like any other LLVM tool. llvm-sys 191. LLVM Thread Local Mode. The first (optional) argument specifies the file to read. T8 [llvm-branch-commits] [DirectX] Simplify tablegen'd OpCode and OpClass enums (PR #101249) Justin Bogner via llvm-branch-commits llvm-branch-commits at lists. Return true if the instruction is a llvm. Definition at line 3457 of file X86InstrInfo. Its template argument, val, is used to set the Value field. Represents the possible indices of function attributes. It's arguably a bad design on my part, and I may change it in the future. This is the LLVM, typesafe, equivalent of having the system linker append together “sections” with identical names when . Definition in file M68kInstrInfo. Although no coding standards should be regarded as absolute requirements to be followed in all instances, coding standards are particularly important for large-scale code bases that follow a library-based design (like LLVM). enum TLSModelAttr::Spelling; enum TOF - Target Operand Flag enum. Construct a compare instruction, given the opcode, the predicate, the two operands and the instruction to copy the flags from. h - Instruction class definition -----*- C++ -*-===// 2 : // 3 : // The LLVM Compiler Infrastructure 4 : // 5 ARM opcode format. %1:_(s32) = G_SEXT_INREG %0:_(s32), 16 See the LLVM LangRef entry The values for the Type IDs for the primitive types are provided by the definition of the llvm::Type::TypeID enumeration in include/llvm/Type. cpp. o files, so it can only be used for variables like llvm. bool llvm::ISD::isVPOpcode (unsigned Opcode) Whether this is a vector-predicated Opcode. As a common example, if we are comparing loads, then hasSameSpecialState would compare the alignments (among other things). For example, if I look at instruction “M” (page 16) with opcode 0x5c (M Enumeration Type Documentation UNWIND_OPCODE_POP_VFP_REG_RANGE_FSTMFDD_D8 Definition at line 39 of file ARMEHABI. group. It took me an extremely long time to debug a c code that used an uint8_t enum (that requires the 8 bit and not 16 bit size). h files are C files by default). The bytes within the groups are in big endian order. Member Enumeration Documentation Opcode, Type * Dst, Type * Src, Generated on Wed Jan 8 2025 06:57:29 for LLVM by TableGen runs just like any other LLVM tool. TB TB - TwoByte - Set if this instruction has a two byte opcode, which starts with a 0x0F byte before the real opcode. The assembly output from clang -S should be almost identical with -fno-integrated-as and without. This corresponds to i_intr_llvm_ptrmask. %1:_(s32) = G_SEXT_INREG %0:_(s32), 16 See the LLVM LangRef entry Interface definition for SIInstrInfo. For example, I’d like to be able to write the following pseudo code: /* const MCInstrInfo *MII = nullptr; // MII is set up to ARM */ for (unsigned int opcode = 0; opcode < MII->getNumOpcodes(); opcode++) { const llvm::MCInstrDesc llvm-cov-export command line option; llvm-cov-report command line option-arch=[*NAMES*] llvm-cov-show command line option-asmparsernum N tblgen command line option-asmwriternum N tblgen command line option-B (default) llvm-nm command line option-b, --branch-probabilities llvm-cov-gcov command line option \Returns the LLVM opcode that corresponds to Opc. This includes: SDNode enumeration (MyTargetISD::NodeType in MyTargetISelLowering. This is actually a DWARF v3 Core namespace for all LLVM. OpMapMask OB OB - OneByte - Set if this instruction has a one byte opcode. Related Topics Topic Replies Views Activity; minor patch to fix 'random` tblgen -gen-inst-enums-bug. Construct any of the CastInst subclasses. In this example, FeatureFPARMv8 is SubtargetFeature record initialised with some values. Enumeration Type Documentation Return a cmov opcode for the given register size in bytes, and operand type. enum TIL_Opcode - Enum for the different distinct classes of The opcodes for LLVM instructions and constant expressions. The opcode for the ret instruction. This document attempts to describe a few coding standards that are being used in the LLVM source tree. While as any Recipe it may generate a sequence of IR instructions when executed, these instructions would always form a single-def expression as the VPInstruction is also a single def Enumeration Type Documentation Opcode) getSVERevInstr const uint64_t llvm::AArch64::ReservedFPControlBits = 0xfffffffff80040f8: Definition at line 546 of file AArch64ISelLowering. Otherwise returns false and undefined content in BS. i. cpp files. 0 Permalink Enums § LLVM Atomic Ordering LLVM Opcode. For example, the AVX-512 opcode: VBROADCASTSDZm (without an ‘r’ letter in its suffix) has a corresponding AVX/AVX2 opcode VBROADCASTSDYrm which does include the ‘r’ letter in its suffix. 4. vedantk February 8, 2017, 1:31am 1. Remarks. Llvm. OPERAND_LOCAL Local index. There are some places where C code is used either due to environment restrictions, historical restrictions, or due to third-party source code imported into the tree. td -print-enums -class=Instruction” and noticed that there’s 525 missing instructions. isLastAluTrans should be set if the last This definition corresponds to the 32-bit register-register add instruction of the x86 architecture. bool llvm::ISD::isVPReduction (unsigned Opcode) Whether this is a vector-predicated reduction AtomicOrdering enumerates available memory ordering semantics. h" Inheritance diagram for llvm::AtomicRMWInst: Returns true if the OpCode is a terminator related to exception handling. DXIL_OPCLASS Generic Enumerated Types ¶ The GenericEnum class makes it easy to define a C++ enumerated type and the enumerated elements of that type. Originally the instruction set for LLVM was changing Namespaces: namespace llvm This is an optimization pass for GlobalISel generic memory operations. 额外信息： * what is happening at the bottom of Instruction. The string after the ‘ def ‘ string indicates the name of the record—” ADD32rr ” in this case—and the comment at the end of the line indicates the superclasses of the definition. These backends are selectable on the command line (type ‘ llvm-tblgen-help ’ for a list). Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry The storage class that guarantees the existence of a function in a DLL. The only difference I would expect is that some LLVM extensions like . The opcodes for LLVM instructions and constant expressions. org Tue Jul 30 18:11:38 PDT 2024 [llvm-branch-commits] [DirectX] Simplify tablegen'd OpCode and OpClass enums (PR #101249) Xiang Li via llvm-branch-commits llvm-branch-commits at lists. 6 This definition corresponds to the 32-bit register-register add instruction of the x86 architecture. Atomic instructions (cmpxchg, atomicrmw, fence, atomic load, and atomic store) take ordering parameters that determine which other atomic instructions on the same address they synchronize with. #define DEBUG_TYPE "arc-inst-info" Definition at line 29 of file ARCInstrInfo. Referenced by llvm::InstCombinerImpl::foldICmpWithMinMax() This function checks if the next token is <string> type or arithmetic. bool llvm::ISD::isVPBinaryOp (unsigned Opcode) Whether this is a vector-predicated binary operation opcode. Enum OpCode LLVM Instruction opcodes. Macro Definition Documentation GET_INSTRINFO_HEADER #define GET_INSTRINFO_HEADER Generated on Mon Dec 9 2024 19:17:01 for LLVM by 1. enum TIL_CastOpcode - Opcode for cast operations. Hi, After r264564, it became possible to perform direct-list-initialization of an enum in C++1z mode, if the initializer and the enum share the same underlying type. The trunc instruction. unsigned llvm::PPC::getPredicateHint (Predicate This file contains the M68k implementation of the TargetInstrInfo class. 717 /// applied to any type. llvm. Introduction ¶. h:274. . Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry A few things to note about this particular format: The "-*- C++ -*-" string on the first line is there to tell Emacs that the source file is a C++ file, not a C file (Emacs assumes . This means that opcode specific details are the same. Generated on Tue Dec 10 2024 02:50:38 for clang by enumerator; wasm_sec_custom wasm_sec_type wasm_sec_import wasm_sec_function wasm_sec_table wasm_sec_memory wasm_sec_global wasm_sec_export Generated on Thu Nov 21 2024 06:39:35 for LLVM by 1. LLVM Pass Manager. %2:_(p0) = G_PTRMASK %0, %1 #include "llvm/IR/Instructions. Code Models differ in addressing (absolute versus position independent), code size, data size and address range. More specifically I want the opcode numbers so I can study the bitcode on a binary level. This may be extended in the future to specify global Member Enumeration Documentation It returns the MachineInstr opcode value that the node's opcode corresponds to. I’m doing some tests running llvm on Android. The allowed values are “tiny”, “small”, “kernel”, “medium”, “large”. The enumeration value is passed in angle brackets as the template argument. LLVM Dev List Archives. Tail call kind for LLVMSetTailCallKind and LLVMGetTailCallKind. llvm-sys-191. Enumerations: enum : uint64_t { Functions: int llvm::R600::getLDSNoRetOp (uint16_t Opcode) Definition at line 20 of file R600InstrInfo. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry This definition corresponds to a 32-bit register-register add instruction in the X86. When I assemble the Enumeration Type Documentation Opcode) getSVERevInstr const uint64_t llvm::AArch64::ReservedFPControlBits = 0xfffffffff80040f8: Definition at line 550 of file AArch64ISelLowering. More enum clang::threadSafety::til::TIL Enumerations: enum llvm::X86MachineCombinerPattern: unsigned { llvm:: Return a cmov opcode for the given register size in bytes, and operand type. The body of the record contains all of the data that TableGen assembled for the record, indicating that the instruction is part of the “X86” 716 /// In LLVM, these are the commutative operators, plus SetEQ and SetNE, when. References llvm::APIntOps::And() In LLVM, these are the associative operators, plus SetEQ and SetNE, when applied to any type. GET_RISCVMaskedPseudosTable_DECL Enumerator; S_ATTR_PURE_INSTRUCTIONS S_ATTR_PURE_INSTRUCTIONS - Section contains only true machine instructions. 0. strip. An SDNode has an opcode, operands, type requirements, and operation properties. The name of the file is also on the first line, along with a very short description of the purpose of the file. GET_INSTRINFO_CTOR_DTOR GET_INSTRINFO_CTOR_DTOR llvm::PPC::getSwappedPredicate (Predicate Opcode) Assume the condition register is set by MI(a,b), return the predicate if we modify the instructions such that condition register is set by MI(b,a). If a filename is not specified, llvm-tblgen reads from standard input. 7: 65: May 1, 2006 Obtaining llvm::Target::OpTypes from MCInstrDesc. org Tue Jul 30 22:59:50 PDT 2024 Enumerator; OPERAND_BASIC_BLOCK Basic block label in a branch construct. More enum clang::threadSafety::til::TIL UnaryOperator - This represents the unary-expression's (except sizeof and alignof), the postinc/postdec operators from postfix-expression, and various extensions. TableGen classes are abstract records that are used to build and describe other records. Generated on Wed Dec 18 2024 08:50:17 for clang by Bugzilla Link 31079 Resolution FIXED Resolved on Feb 08, 2020 10:33 Version trunk OS Windows NT CC @topperc,@Delena,@igor-breger,@RKSimon,@rotateright Fixed by commit(s) rG0ed79e9b8fbc,rG10417ad2e4 CastOperation enumerates the subset of opcodes that are cast operations. Predicate: Unified predicate enumeration. Each of the eight records is defined with FPFormat as its parent class. 19AD43E11B2996 The values for the Type IDs for the primitive types are provided by the definition of the llvm::Type::TypeID enumeration in include/llvm/Type. trunc. Most source code in LLVM and other LLVM projects using these coding standards is C++ code. static bool isCast (unsigned Opcode) Determine if the Opcode is one of the CastInst instructions. These are based on the "C" API and therefore more stable as changes in the underlying instruction ids are remapped in the C API layer. Targets may also define target-dependent operator codes for SDNodes. cpp) SDNode verification functionality (MyTargetISelLowering::verifyTargetSDNode(), before this patch it is Get underlying scalar opcode for VECREDUCE opcode. I managed to reproduce this behavior in LLVM 3. enum TIL_BinaryOpcode - Opcode for binary arithmetic operations. LLVM Real Predicate. 我刚刚给出了一个RISCV的例子，对于X86这样的其他目标也是一样的过程。在您的示例中，RET的2515应该在X86GenInstrInfo. MachineInstr stuff is "target". When casting between integral types (including enums that are not strongly- typed An SDNode has an opcode, operands, type requirements, and operation properties. For example, to get a list of all of the definitions This function checks if the next token is <string> type or arithmetic. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry -opcode-index=<LLVM opcode index> command line option-opcode-name=<LLVM opcode name> command line option-output-asm-variant=<variant id> command line option-output-dir=PATH llvm-cov-show command line option-output=output llvm-profdata-merge command line option; llvm-profdata-show command line option-P Enumerations: enum clang::interp::Opcode: uint32_t Macro Definition Documentation GET_OPCODE_NAMES. rs. Note that this tag is not necessary in . Invariant opcodes: All instruction sets have these as their low opcodes. The body of the record contains all of the data that TableGen assembled for the record, indicating that the instruction is part of the “X86” Given the order VEC_012 < VEC_021 < VEC_120 < VEC_102 < VEC_201 < VEC_210 returns true and the first (in lexical order) BankSwizzle affectation starting from the one already provided in the Instruction Group MIs that fits Read Port limitations in BS if available. 0 by modifying llc to read my . Definition: Returns a member of one of the enums like Instruction::Add. h"#include "llvm/Support/SwapByteOrder. Enumerates the supported models of reference of Retrieves the corresponding opcode for this binary operation. OpCode: LLVM Instruction opcodes. References GET_ND_IF_ENABLED, and llvm_unreachable. Running TableGen ¶. Enumeration to indicate the behavior of module level flags metadata sharing the same name in a NativeModule. 6 An enumeration for keeping track of the concrete subclass of VPRecipeBase that is actually instantiated. invariant. Enumerates the opcodes of instructions available in the LLVM IR language. The same assertion can be triggered even when generating a serial snippet for a supported opcode if SERIAL_VIA_NON_MEMORY_INSTR execution mode is used and an unsupported This definition corresponds to the 32-bit register-register add instruction of the x86 architecture. 0-eb16166 on 2022-10-27T00:45:30 UTC. Targets should aim to use target-independent operators to model their instruction sets as much as possible, and only use target Saved searches Use saved searches to filter your results more quickly An SDNode has an opcode, operands, type requirements, and operation properties. public var opCode: OpCode {get} OpMap - This field determines which opcode map this instruction belongs to. Unfortunately this doesn’t correspond to any feature in . Guillermo_Perez February 20, 2012, 7:48am 1. static bool isOrdered (Instruction *I) static void dumpBndl (ArrayRef< Value * > Bndl) static llvm::SmallVector< Value *, 4 > collectSeeds (BasicBlock &BB) ISD::NodeType enum - This enum defines the target-independent operators for a SelectionDAG. llvm-objdump now prints disassembled opcode bytes in groups of 2 or 4 bytes to match GNU objdump. If the target supports it, it will emit globals in the code model specified, overriding the code model used to compile the translation unit. This enumeration lists the possible modifications atomicrmw can make. References getTargetConstantBitsFromNode(), and llvm:: There are cases of X86 AVX-512 opcode enums that are inconsistent with their corresponding AVX opcode enums. This has led to a problem in my project where I linked objects compiled with gcc and clang and it took some time to find out why. enum TIL_Opcode - Enum for the different distinct classes of SExpr; enum TIL_UnaryOpcode - Opcode for unary arithmetic operations. OPERAND_I32IMM enum TIL_BinaryOpcode - Opcode for binary arithmetic operations. LLVM will now add a DW_AT_type to instances of DW_TAG_enumeration_type. -opcode-index=<LLVM opcode index> command line option-opcode-name=<LLVM opcode name> command line option-output-asm-variant=<variant id> command line option-output-dir=PATH llvm-cov-show command line option-output=output, -o=output llvm-profdata-merge command line option llvm-profdata-show command line option-P A non-target opcode would be Instruction::getOpcode. #define GET_OPCODE_NAMES: Definition at line 22 of file Opcode. 0 with LLVM Exceptions. This constructor has insert-before-instruction semantics to automatically insert the new CastInst before InsertBefore (if it is non-null). This is a concrete Recipe that models a single VPlan-level instruction. For example, to get a list of all of the Implementation of recursive simplification through an instruction's uses. Code Models enables particular styles of generated code that may be more suitable for each enumerated domain. launder. Do you expect the output to be different with -fno-integrated-as?. x. g. o files are linked. Namespaces. static bool isBitwiseLogicOp (unsigned Opcode) Determine if the Opcode is and/or/xor. h"#include "lldb/lldb-enumerations. There are some conventions that are not uniformly followed in the code base (e. To be useful, one of the TableGen backends must be used. Sometimes there will be a natural name for it, like “opcode”. For example, to get a list of all of the This function checks if the next token is <string> type or arithmetic. h where you have all the enums that encompass #defines and an #include? how does that work? is it just to keep all the definitions in one place? Yes, it's just to keep definitions all in one place. Most target TableGen files include the generic ones in include/llvm/Target. org Tue Jul 30 15:07:38 PDT 2024 LLVM Reference Binary Enumeration Reference Classes. Definition: Instruction. These backends are selectable on the command line (type 'tblgen --help' for a list). In this mode, all writable data is at a link-time constant offset from the static base register. This is the common implementation of the recursive simplification routines. Clang Frontend. Enumeration Type Documentation NodeType. llvm-strings command line option--allow-broken-links llvm-objcopy command line option; llvm-strip command line option--allow-deprecated-dag-overlap FileCheck command line option--arch-name=<string> llvm-objdump command line option--arch-specific, -A llvm-readelf command line option; llvm-readobj command line option The TableGen type system ¶. one-byte, two-byte, 0x0f 0x38, 0x0f 0x3a, etc. OPERAND_GLOBAL Global index. the naming convention). 9. Line data Source code 1 : //===-- llvm/Instruction. Documentation for LLVM/Clang 15. Generated on Thu Dec 19 2024 03:43:45 for LLVM by Enumeration used to describe the kind of Null pointer constant returned from isNullPointerConstant(). def ADD32rr defines a record named ADD32rr, and the comment at the end of the line indicates the superclasses of the definition. dll Syntax. OpCode) static: Definition at line 186 of file Instruction. Namespace: Ubiquity. If these Apologies I’m not sure I fully understand the question. Generated on Wed Dec 18 2024 21:12:00 for LLVM by This opcode is particularly useful if the target has sign-extension instructions that are cheaper than the constituent shifts as the optimizer is able to make decisions on whether it’s better to hang on to the G_SEXT_INREG or to lower it and optimize the individual shifts. NET interop wrapper library. The body of the record contains all of the data that TableGen assembled for the record, indicating that the instruction is part of the “X86” getOpcode() returns a member of one of the enums like Instruction::Add. The opcode must be in the CastOps category (Instruction::isCast(opcode) returns true). These types are used to perform automatic conversions, check for errors, and to help interface designers constrain the input that they allow. NET. td files. static llvm::Instruction::BinaryOps getLLVMBinaryOp (Instruction::Opcode Opc) \Returns the LLVM opcode that corresponds to Opc. Generated code will be compiled in read-write position independent mode. The error: Most source code in LLVM and other LLVM projects using these coding standards is C++ code. e. Don’t bikeshed over this; when in doubt use Kind. In the descriptions, 'p' is the pointer to the instruction's memory location, 'old' is the initial value of *p, and Provides a way to construct any of the CastInst subclasses using an opcode instead of the subclass's constructor. EvaluateAsFloat (llvm:: Return true if a binary operator using the specified opcode and operands would match the 'p = Get underlying scalar opcode for VECREDUCE opcode. This RFC proposes autogenerating SDNode descriptions from *. Swift. The LLVM target-independent code generator is a framework that provides a suite of reusable components for translating the LLVM internal representation to the machine code for a specified target—either in assembly form (suitable for a static compiler) or in binary machine code format (usable for a JIT compiler). Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry Add DXIL operation for thread/group id operations. Opcode, VPValue * Op0, Instruction * ReductionInst = nullptr ) inline: Definition at line 2444 of file VPlan. We do not place that under #if LLVM_ENABLE_ABI_BREAKING_CHECKS intentionally because it adds Generated on Sat Jan 11 2025 05:52:07 for LLDB by 1. The opcode number is a An SDNode has an opcode, operands, type requirements, and operation properties. LLVM Tail Call Kind. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry Where can I find the LLVM bytecode representation of the LLVM IR language? Like this <result> = add <ty> <op1>, <op2>, but in binary form like this incept for LLVM instead of JVM. For example, to get a list of all of the definitions that subclass a #include "lldb/Utility/Endian. LLVM allows an explicit code model to be specified for globals. addrsig are removed from the -fno-integrated-as. inc文件中作为枚举号，如下所示。 因为这些枚举是在构建之后生成的，所以在任何未构建的llvm library中都找不到它们是很正常的，比如在github中。. CSR names for smstateen were already supported. The opcode values are defined in the include 1075 /// Each seg_info_offset entry is the offset into this struct for that An SDNode has an opcode, operands, type requirements, and operation properties. public enum OpCode. string that begin with character '<' must end with character '>'. Llvm. I use Instruction::getOpcode() and Instruc LLVM Discussion Forums Handling direct-list-initialization of enums in C++1z mode. Generated on Wed Jan 8 2025 07:46:40 for LLVM by Enumerations: enum clang::interp::Opcode: uint32_t Macro Definition Documentation GET_OPCODE_NAMES. global_ctors which llvm interprets specially. h) SDNode names (MyTargetLowering::getTargetNodeName() in MyTargetISelLowering. The These enums will be generated after LLVM library built and it is not related to real decimal opcode numbers, and also opcode's decimal enum representations can be changing This opcode is particularly useful if the target has sign-extension instructions that are cheaper than the constituent shifts as the optimizer is able to make decisions on whether it’s Enumerations: enum LLVMOpcode { LLVMRet = 1 , LLVMBr = 2 , LLVMSwitch = 3 , LLVMIndirectBr = 4 , LLVMInvoke = 5 , LLVMUnreachable = 7 , LLVMCallBr = 67 , LLVMFNeg Enumerates the kinds of attributes of LLVM functions and function parameters. unsigned llvm::PPC::getPredicateCondition (Predicate Opcode) Return the condition without hint bits. For example, on x86, these are the enum values in the X86ISD namespace. For example, is an operation commutative, does an operation load from memory. namespace llvm::TargetOpcode Invariant opcodes: All instruction sets have these as their low opcodes. Docs. I wrote a little program to try to print out all the instructions and their corresponding opcode. The names of the classes are defined via the keyword class either on the same file or some other included. 6 This enumeration lists the possible predicates for CmpInst subclasses. This enumeration lists the possible predicates for CmpInst subclasses. The opcode values are defined in the include Enumeration Type Documentation Opcode) static: Definition at line 58 of file ARCInstrInfo. If a filename is not specified, tblgen reads from standard input. The enumeration gives the following mapping: bool; ubyte; sbyte; ushort; short; The specific values used depend on the version of LLVM you're using. enum llvm::WebAssemblyISD::NodeType: unsigned: Enumerator; FIRST_NUMBER FIRST_MEM_OPCODE Definition at line 24 of file WebAssemblyISelLowering. Notes on various nodes: Real/Imag - These return the real/imag The purpose of the FPFormat class is to act as a sort of enumerated type. Definition at line 21 of file TargetOpcodes. ID Name Description 93 ThreadId reads the thread ID 94 GroupId reads the group ID (SV_GroupID) 95 ThreadIdInGroup reads the thread ID within the group (SV_GroupThreadID) 96 FlattenedThreadIdInGroup provides a flattened index for a given thread within a given group (SV_GroupIndex) Returns a member of one of the enums like Instruction::Add. Generated on Fri Dec 6 2024 08:51:28 for LLVM by Running TableGen ¶. bc file and try to JIT the code for the mentioned Triple. AttachedMetadata – PinnedKind – Entry; BinaryFile – Kind; Comdat – SelectionKind; Context; DIBuilder; Function; FunctionPassManager; Retrieves the corresponding opcode for this binary operation. bool TestEmulation(Stream &out_stream, ArchSpec &arch, OptionValueDictionary *test_data) override llvm-cov-export command line option; llvm-cov-report command line option-arch=[*NAMES*] llvm-cov-show command line option-asmparsernum N tblgen command line option-asmwriternum N tblgen command line option-B (default) llvm-nm command line option-b, --branch-probabilities llvm-cov-gcov command line option Returns a member of one of the enums like Instruction::Add. To be useful, one of the backends must be used. These backends are selectable on the command line (type 'tblgen -help' for a list). This class provides three fields, which you can set in the record using the let statement. However, clang crashes on some code which Enumerations: enum : uint64_t { Functions: int llvm::R600::getLDSNoRetOp (uint16_t Opcode) Definition at line 20 of file R600InstrInfo. TableGen files are strongly typed, in a simple (but complete) type-system. ~VPPartialReductionRecipe() llvm::VPPartialReductionRecipe::~VPPartialReductionRecipe Note that some code bases (e. Hi all! Love the LLVM project! I’m trying to use the LLVM C++ API to iterate over all valid instructions and their operands for a backend. Declaration. 3 // Part of the LLVM Project, under the Apache License v2. Are there any examples of using tablegen to generate multiple machine instructions from a single pattern? Or do these cases always have to be manually expanded? -Dave Hi All, I had some questions regarding the SystemZ implementation and missing instructions. Namespaces: namespace llvm This is an optimization pass for GlobalISel generic memory operations. name value comment; rebase_opcode_done: 0: rebase_opcode_set_type_imm: 16: rebase_opcode_set_segment_and_offset_uleb: 32: rebase_opcode_add_addr_uleb: 48: rebase I find there may be some errors in my llvm pass project. S_ATTR_NO_TOC S_ATTR_NO_TOC - Section contains coalesced symbols that are not to be in a ranlib table of contents. Definition in file SIInstrInfo. [llvm-branch-commits] [DirectX] Simplify tablegen'd OpCode and OpClass enums (PR #101249) Damyan Pepper via llvm-branch-commits llvm-branch-commits at lists. Will it be worth syncing the behavior with gcc? On some targets, -fshort-enums is the default; this is determined by the An SDNode has an opcode, operands, type requirements, and operation properties. org Tue Jul 30 22:59:51 PDT 2024 Macro Definition Documentation DXIL_OP_PARAM_TYPE #define DXIL_OP_PARAM_TYPE ( Name) Name, Definition at line 29 of file DXILConstants. The opcode for the switch instruction. It provides a single field, Value, which holds a 3-bit number. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry Enumerations: enum clang::threadSafety::til::TIL_Opcode: unsigned char : Enum for the different distinct classes of SExpr. Added smstateen extension to -march. group or llvm. This opcode is particularly useful if the target has sign-extension instructions that are cheaper than the constituent shifts as the optimizer is able to make decisions on whether it’s better to hang on to the G_SEXT_INREG or to lower it and optimize the individual shifts. The body of the record contains all of the data that TableGen assembled for the record, indicating that the Enumerations: enum llvm::ARM::EHABI::EHTEntryKind { llvm::ARM::EHABI::EHT_GENERIC = 0x00 , llvm::ARM::EHABI::EHT_COMPACT = 0x80 }: ARM exception handling table entry The model that generated code should follow. 6 1. These semantics are borrowed from Java and C++0x, but are somewhat more colloquial. To define the type, define a record whose parent class is GenericEnum and whose name is the desired enum type. LLVM When generating snippets for AArch64 with --opcode-index=-1, the code generator asserts on opcodes that are not supported according to CPU features. Project Infrastructure. otherwise it is arithmetics. h. Generated by hdoc version 1. References llvm::Instruction::copyIRFlags(), Create(), Name, and S1. Referenced by CombineBaseUpdate() Generated on Sat Jan 4 2025 10:33:49 for LLVM by This opcode is particularly useful if the target has sign-extension instructions that are cheaper than the constituent shifts as the optimizer is able to make decisions on whether it’s better to hang on to the G_SEXT_INREG or to lower it and optimize the individual shifts. For example, in the case of libc++, this is because the naming and other conventions are dictated by the C++ standard. LLVM Type. Languages, Libraries, and Standards ¶. Generated on Sun Dec 1 2024 06:37:20 for LLVM by llvm::AMDGPU::getCommuteRev (uint16_t Opcode) LLVM_READONLY int llvm::AMDGPU::getCommuteOrig (uint16_t Opcode) LLVM_READONLY int llvm::AMDGPU::getAddr64Inst (uint16_t Opcode) LLVM_READONLY int llvm::AMDGPU::getIfAddr64Inst (uint16_t Opcode) Check if Opcode is an Addr64 opcode. For example, to get a list of all of the Enumeration Type Documentation UNWIND_OPCODE_POP_VFP_REG_RANGE_FSTMFDD_D8 Definition at line 39 of file ARMEHABI. Generated on Sat Nov 30 2024 15:49:21 for LLVM by [llvm-branch-commits] [DirectX] Simplify tablegen'd OpCode and OpClass enums (PR #101249) Justin Bogner via llvm-branch-commits llvm-branch-commits at lists. Returns true if the Opcode is a "special" terminator that does more than branch to a successor (e. bool llvm::ISD::isVPReduction (unsigned Opcode) Whether this is a vector-predicated Running TableGen ¶. We should add this to the c and cpp isIntDivRem (unsigned Opcode) static bool isFPDivRem (unsigned Opcode) static bool isShift (unsigned Opcode) Determine if the Opcode is one of the shift instructions. #define GET_INSTRINFO_OPERAND_ENUM: Definition at line 22 of file RISCVInstrInfo. Setting the UseNamedOperandTable bit in an instruction’s TableGen definition will add all of its operands to an enumeration in the llvm::XXX:OpName namespace and also add an entry -opcode-index=<LLVM opcode index> command line option-opcode-name=<LLVM opcode name> command line option-output-asm-variant=<variant id> command line option-output-dir=PATH llvm-cov-show command line option-output=output, -o=output llvm-profdata-merge command line option; llvm-profdata-show command line option An SDNode has an opcode, operands, type requirements, and operation properties. NET types and data. The reason is that -fshort-enums is not used for arduino. The opcode for the br instruction. Using this attribute can produce tighter code because the compiler may skip emitting a thunk and instead directly jump to a particular address. h" #include <cassert> #include <cstdint> #include <cstring> A common naming convention is that these enums are “kind”s, to avoid ambiguity with the words “type” or “class” which have overloaded meanings in many contexts within LLVM. Enumerations: enum clang::threadSafety::til::TIL_Opcode: unsigned char : Enum for the different distinct classes of SExpr. Instructions Assembly: Ubiquity. libc++) have special reasons to deviate from the coding standards. ubyvub gbmn pmqctri dvwg xgdru cvbrtb iwfqgad xldl tcay nnjnxr